checkstandname($stand);
     returnBike($userid, $bikenum, $stand, $note, TRUE);
     break;
 case "where":
     logrequest($userid, $action);
     checksession();
     $bikenum = trim($_GET["bikeno"]);
     checkbikeno($bikenum);
     where($userid, $bikenum);
     break;
 case "removenote":
     logrequest($userid, $action);
     checksession();
     checkprivileges($userid);
     checkbikeno($bikenum);
     removenote($userid, $bikenum);
     break;
 case "revert":
     logrequest($userid, $action);
     checksession();
     $bikenum = trim($_GET["bikeno"]);
     checkprivileges($userid);
     checkbikeno($bikenum);
     revert($userid, $bikenum);
     break;
 case "last":
     logrequest($userid, $action);
     checksession();
     checkprivileges($userid);
     if ($_GET["bikeno"]) {
         $bikenum = trim($_GET["bikeno"]);
     checkstandname($stand);
     returnBike($userid, $bikeno, $stand, $note, TRUE);
     break;
 case "where":
     logrequest($userid, $action);
     checksession();
     $bikeno = trim($_GET["bikeno"]);
     checkbikeno($bikeno);
     where($userid, $bikeno);
     break;
 case "removenote":
     logrequest($userid, $action);
     checksession();
     checkprivileges($userid);
     checkbikeno($bikeno);
     removenote($userid, $bikeno);
     break;
 case "revert":
     logrequest($userid, $action);
     checksession();
     $bikeno = trim($_GET["bikeno"]);
     checkprivileges($userid);
     checkbikeno($bikeno);
     revert($userid, $bikeno);
     break;
 case "last":
     logrequest($userid, $action);
     checksession();
     checkprivileges($userid);
     if ($_GET["bikeno"]) {
         $bikeno = trim($_GET["bikeno"]);